56513870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 120185856

約数和(自身を除く): 63671986

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 83, 137, 142, 166, 274, 355, 415, 497, 581, 685, 710, 830, 959, 994, 1162, 1370, 1918, 2485, 2905, 4795, 4970, 5810, 5893, 9590, 9727, 11371, 11786, 19454, 22742, 29465, 41251, 48635, 56855, 58930, 68089, 79597, 82502, 97270, 113710, 136178, 159194, 206255, 340445, 397985, 412510, 680890, 795970, 807341, 1614682, 4036705, 5651387, 8073410, 11302774, 28256935, 56513870]

約数ペア:

[(1, 56513870), (2, 28256935), (5, 11302774), (7, 8073410), (10, 5651387), (14, 4036705), (35, 1614682), (70, 807341), (71, 795970), (83, 680890), (137, 412510), (142, 397985), (166, 340445), (274, 206255), (355, 159194), (415, 136178), (497, 113710), (581, 97270), (685, 82502), (710, 79597), (830, 68089), (959, 58930), (994, 56855), (1162, 48635), (1370, 41251), (1918, 29465), (2485, 22742), (2905, 19454), (4795, 11786), (4970, 11371), (5810, 9727), (5893, 9590)]